Hello world!
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HTML document.add_css <<-CSS em { color: red; } h1 { text-align: center; } CSS result = parse_html document.transform expect(result).to have_styling("text-align" => "center").at_selector("h1") expect(result).to have_styling("color" => "red").at_selector("p > em") end it "stores styles that cannot be inlined in the " do document = Roadie::Document.new <<-HTMLHello world!
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HTML css = <<-CSS em:hover { color: red; } p:fung-shuei { color: spirit; } CSS document.add_css css expect(Roadie::Utils).to receive(:warn).with(/fung-shuei/) result = parse_html document.transform expect(result).to have_selector("html > head > style") styles = result.at_css("html > head > style").text expect(styles).to include Roadie::Stylesheet.new("", css).to_s end it "can be configured to skip styles that cannot be inlined" do document = Roadie::Document.new <<-HTMLHello world!
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HTML css = <<-CSS em:hover { color: red; } p:fung-shuei { color: spirit; } CSS document.add_css css document.keep_uninlinable_css = false expect(Roadie::Utils).to receive(:warn).with(/fung-shuei/) result = parse_html document.transform expect(result).to_not have_selector("html > head > style") end it "inlines css from disk" do document = Roadie::Document.new <<-HTMLHello world!
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HTML result = parse_html document.transform expect(result).to have_styling("font-size" => "200%").at_selector("p > em") end it "crashes when stylesheets cannot be found, unless using NullProvider" do document = Roadie::Document.new <<-HTML HTML expect { document.transform }.to raise_error(Roadie::CssNotFound, /does_not_exist\.css/) document.asset_providers << Roadie::NullProvider.new expect { document.transform }.to_not raise_error end it "ignores external css if no external providers are added" do document = Roadie::Document.new <<-HTMLHello world!
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HTML document.external_asset_providers = [] result = parse_html document.transform expect(result).to have_selector("head > link") expect(result).to have_styling([]).at_selector("p > em") end it "inlines external css if configured" do document = Roadie::Document.new <<-HTMLHello world!
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HTML document.external_asset_providers = TestProvider.new( "http://example.com/big_em.css" => "em { font-size: 200%; }" ) result = parse_html document.transform expect(result).to have_styling("font-size" => "200%").at_selector("p > em") expect(result).to_not have_selector("head > link") end it "does not inline the same properties several times" do document = Roadie::Document.new <<-HTMLHello world
HTML document.asset_providers = TestProvider.new("hello.css" => <<-CSS) p { color: red; } .hello { color: red; } .world { color: red; } CSS result = parse_html document.transform expect(result).to have_styling([ ["color", "red"] ]).at_selector("p") end it "makes URLs absolute" do document = Roadie::Document.new <<-HTML
HTML
document.asset_providers = TestProvider.new(
"/style.css" => "a { background: url(/assets/link-abcdef1234567890.png); }"
)
document.url_options = {host: "myapp.com", scheme: "https", path: "rails/app/"}
result = parse_html document.transform
expect(result.at_css("a")["href"]).to eq("https://myapp.com/rails/app/about_us")
expect(result.at_css("img")["src"]).to eq("https://myapp.com/rails/app/assets/about_us-abcdef1234567890.png")
expect(result).to have_styling(
"background" => 'url("https://myapp.com/rails/app/assets/bg-abcdef1234567890.png")'
).at_selector("body")
expect(result).to have_styling(
"background" => "url(https://myapp.com/rails/app/assets/link-abcdef1234567890.png)"
).at_selector("a")
end
it "does not change URLs of ignored elements, but still inlines styles on them" do
document = Roadie::Document.new <<-HTML
About us
Unsubscribe
HTML
document.url_options = {host: "myapp.com", scheme: "https", path: "rails/app/"}
result = parse_html document.transform
expect(result.at_css("a.one")["href"]).to eq("https://myapp.com/rails/app/about_us")
# Nokogiri still treats the attribute as an URL and escapes it.
expect(result.at_css("a.two")["href"]).to eq("%24UNSUBSCRIBE_URL")
expect(result).to have_styling("color" => "green").at_selector("a.one")
expect(result).to have_styling("color" => "green").at_selector("a.two")
end
it "allows custom callbacks during inlining" do
document = Roadie::Document.new <<-HTML
Hello world
HTML
document.before_transformation = proc { |dom| dom.at_css("body")["class"] = "roadie" }
document.after_transformation = proc { |dom| dom.at_css("span").remove }
result = parse_html document.transform
expect(result.at_css("body")["class"]).to eq("roadie")
expect(result.at_css("span")).to be_nil
end
it "does not add whitespace between table cells" do
document = Roadie::Document.new <<-HTML
| One | 1 |
| Two | 2 |
Hello world!
".encode("Shift_JIS") document = Roadie::Document.new(html) result = document.transform_partial expect(result).to eq(html) end it "inlines given css" do document = Roadie::Document.new <<-HTMLHello world!
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HTML document.add_css <<-CSS em { color: red; } h1 { text-align: center; } CSS result = parse_html document.transform_partial expect(result).to have_styling("text-align" => "center").at_selector("h1") expect(result).to have_styling("color" => "red").at_selector("p > em") end it "stores styles that cannot be inlined in a new
Hello world
HTML document.before_transformation = proc { |dom| dom.at_css("p")["class"] = "roadie" } document.after_transformation = proc { |dom| dom.at_css("span").remove } result = parse_html document.transform_partial expect(result.at_css("p")["class"]).to eq("roadie") expect(result.at_css("span")).to be_nil end it "does not add whitespace between table cells" do document = Roadie::Document.new <<-HTML| One | 1 |
| Two | 2 |